Formle Flashcards

1
Q

Ohm’sche Gesetz

A

Stromstärke I ist proportional zu Spannung U

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2
Q

U = R • I

A

Spannung = el. Widerstand • Stromstärke

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3
Q

R = [Roh] • klein l ÷ A

A

El. Widerstand = spez. el. Widerstand • Länge des Leiters ÷ Querschn. des Leiters

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4
Q

P = U • gross I

A

el. Leistung = Spannung • Stromstärke

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5
Q

W = P • t

A

El. Arbeit = el. Leistung • Zeit

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6
Q

Trafo

A

U2 ÷ U1 = n2 ÷ n2 = gross I1 ÷ gross I2

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